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<div class="title">test_data_structures.cpp</div>  </div>
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<div class="contents">
<a href="test__data__structures_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160; </div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="preprocessor">#include &quot;catch.hpp&quot;</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="QuEST_8h.html">QuEST.h</a>&quot;</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="utilities_8hpp.html">utilities.hpp</a>&quot;</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160; </div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">/* allows concise use of Contains in catch&#39;s REQUIRE_THROWS_WITH */</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="keyword">using</span> Catch::Matchers::Contains;</div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160; </div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno"><a class="line" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">   15</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;fromComplex&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;    </div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;    <a class="code" href="structComplex.html">Complex</a> a = {.<a class="code" href="structComplex.html#ab5b2e2eca02131fc74b289a83636cbe3">real</a>=.5, .imag=-.2};</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;    <a class="code" href="group__type.html#gad863c5878a01051a2726ce94bf365428">qcomp</a> b = <a class="code" href="group__type.html#ga3cf635d2b2e57226c8d5a777f513367e">fromComplex</a>(a);</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;    </div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;    REQUIRE( a.<a class="code" href="structComplex.html#ab5b2e2eca02131fc74b289a83636cbe3">real</a> == real(b) );</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;    REQUIRE( a.<a class="code" href="structComplex.html#a84f5439aad0ef495efdd3b4c1c02d27e">imag</a> == imag(b) );</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;}</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160; </div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160; </div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160; </div>
<div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="group__unittest.html#ga52ecd483c4f7634460972b70983de21c">   30</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;getStaticComplexMatrixN&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;    </div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;    <span class="comment">/* use of this function is illegal in C++ */</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;    SUCCEED( );</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;}</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160; </div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160; </div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160; </div>
<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="group__unittest.html#gabab3cf31bd73b8334ef6d2e7d2b2ea67">   42</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;toComplex&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    </div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    <a class="code" href="group__type.html#gad863c5878a01051a2726ce94bf365428">qcomp</a> a = .5 - .2i;</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    <a class="code" href="structComplex.html">Complex</a> b = <a class="code" href="group__type.html#gab54c5a1ea720830a7ee394d03fb9f4e9">toComplex</a>(a);</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    </div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    REQUIRE( real(a) == b.<a class="code" href="structComplex.html#ab5b2e2eca02131fc74b289a83636cbe3">real</a> );</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    REQUIRE( imag(a) == b.<a class="code" href="structComplex.html#a84f5439aad0ef495efdd3b4c1c02d27e">imag</a> );</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;}</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160; </div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160; </div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160; </div>
<div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="group__unittest.html#ga6d178e69b7654ae26e9f6365fd8208e8">   57</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;createCloneQureg&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        </div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    SECTION( <span class="stringliteral">&quot;state-vector&quot;</span> ) {</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        </div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        <a class="code" href="structQureg.html">Qureg</a> a = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);    </div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        <a class="code" href="structQureg.html">Qureg</a> b = <a class="code" href="group__type.html#gabd07eee133dcd4e6ae7c2d2ce4c42978">createCloneQureg</a>(a, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        </div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;        <span class="comment">// check properties are the same</span></div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;        REQUIRE( b.<a class="code" href="structQureg.html#acf78445e9435d09f44f0cc832c6aee79">isDensityMatrix</a> == a.<a class="code" href="structQureg.html#acf78445e9435d09f44f0cc832c6aee79">isDensityMatrix</a> );</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;        REQUIRE( b.<a class="code" href="structQureg.html#ad08dff5316b8937f4b2a1417591543dc">numQubitsRepresented</a> == a.<a class="code" href="structQureg.html#ad08dff5316b8937f4b2a1417591543dc">numQubitsRepresented</a> );</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;        REQUIRE( b.<a class="code" href="structQureg.html#a0a86e8a50ea8c998b4a0a6640c5a1218">numQubitsInStateVec</a> == a.<a class="code" href="structQureg.html#a0a86e8a50ea8c998b4a0a6640c5a1218">numQubitsInStateVec</a> );</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        REQUIRE( b.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a> == a.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a> );</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        REQUIRE( b.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a> == a.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a> );</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;        </div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;        <span class="comment">// check state-vector is the same (works for GPU and distributed)</span></div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;        REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(a, b) );  </div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;        </div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;        <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(a, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;        <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(b, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    }</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    SECTION( <span class="stringliteral">&quot;density-matrix&quot;</span> ) {</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;        </div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        <a class="code" href="structQureg.html">Qureg</a> a = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        <a class="code" href="structQureg.html">Qureg</a> b = <a class="code" href="group__type.html#gabd07eee133dcd4e6ae7c2d2ce4c42978">createCloneQureg</a>(a, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        </div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;        <span class="comment">// check properties are the same</span></div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;        REQUIRE( b.<a class="code" href="structQureg.html#acf78445e9435d09f44f0cc832c6aee79">isDensityMatrix</a> == a.<a class="code" href="structQureg.html#acf78445e9435d09f44f0cc832c6aee79">isDensityMatrix</a> );</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;        REQUIRE( b.<a class="code" href="structQureg.html#ad08dff5316b8937f4b2a1417591543dc">numQubitsRepresented</a> == a.<a class="code" href="structQureg.html#ad08dff5316b8937f4b2a1417591543dc">numQubitsRepresented</a> );</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        REQUIRE( b.<a class="code" href="structQureg.html#a0a86e8a50ea8c998b4a0a6640c5a1218">numQubitsInStateVec</a> == a.<a class="code" href="structQureg.html#a0a86e8a50ea8c998b4a0a6640c5a1218">numQubitsInStateVec</a> );</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;        REQUIRE( b.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a> == a.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a> );</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;        REQUIRE( b.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a> == a.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a> );</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;        </div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;        <span class="comment">// check state-vector is the same (works for GPU and distributed)</span></div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;        REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(a, b) );  </div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        </div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(a, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;        <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(b, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    }</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;}</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160; </div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160; </div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160; </div>
<div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="group__unittest.html#gaf929e0eed564772adcd99d2b1cab3818">  103</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;createComplexMatrixN&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;    </div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;        </div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;        <span class="keywordtype">int</span> numQb = GENERATE( range(1,10+1) );</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;        <a class="code" href="structComplexMatrixN.html">ComplexMatrixN</a> m = <a class="code" href="group__type.html#ga815103261fb22ea9690e1427571df00e">createComplexMatrixN</a>(numQb);</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;        </div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        <span class="comment">// ensure elems are created and initialised to 0</span></div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;        REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(<a class="code" href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a>(m), <a class="code" href="group__testutilities.html#ga6ccbb15b0f234e926be96a153181b63a">getZeroMatrix</a>(1&lt;&lt;numQb)) );</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        </div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;        <a class="code" href="group__type.html#ga9df2f3d86be4a6e9aad481665e5e6753">destroyComplexMatrixN</a>(m);</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;    }</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;    SECTION( <span class="stringliteral">&quot;input validation&quot;</span> ) {</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;        </div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;        SECTION( <span class="stringliteral">&quot;number of qubits&quot;</span> ) {</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;            </div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;            <span class="keywordtype">int</span> numQb = GENERATE( -1, 0 );</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#ga815103261fb22ea9690e1427571df00e">createComplexMatrixN</a>(numQb), Contains(<span class="stringliteral">&quot;Invalid number of qubits&quot;</span>) );</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;        }</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;    }</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;}</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160; </div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160; </div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160; </div>
<div class="line"><a name="l00131"></a><span class="lineno"><a class="line" href="group__unittest.html#gaf8887d313b85b6d9c90771e27fc0f9ff">  131</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;createDensityQureg&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;        </div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;    <span class="comment">// must be at least one amplitude per node</span></div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;    <span class="keywordtype">int</span> minNumQb = <a class="code" href="group__testutilities.html#ga267884197cf7f1d428021cb12a57360c">calcLog2</a>(<a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a>) - 1; <span class="comment">// density matrix has 2*numQb in state-vec</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;    <span class="keywordflow">if</span> (minNumQb &lt;= 0)</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;        minNumQb = 1;</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;    </div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;        </div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;        <span class="comment">// try 10 valid number of qubits</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;        <span class="keywordtype">int</span> numQb = GENERATE_COPY( range(minNumQb, minNumQb+10) );</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;        <a class="code" href="structQureg.html">Qureg</a> reg = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;        </div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;        <span class="comment">// ensure elems (CPU and/or GPU) are created, and reg begins in |0&gt;&lt;0|</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;        <a class="code" href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a> ref = <a class="code" href="group__testutilities.html#ga6ccbb15b0f234e926be96a153181b63a">getZeroMatrix</a>(1&lt;&lt;numQb);</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        ref[0][0] = 1; <span class="comment">// |0&gt;&lt;0|</span></div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;        REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(reg, ref) );</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;        </div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(reg, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;    }</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;    SECTION( <span class="stringliteral">&quot;input validation&quot;</span>) {</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;        </div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;        SECTION( <span class="stringliteral">&quot;number of qubits&quot;</span> ) {</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;            </div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;            <span class="keywordtype">int</span> numQb = GENERATE( -1, 0 );</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>), Contains(<span class="stringliteral">&quot;Invalid number of qubits&quot;</span>) );</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;        }</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;        SECTION( <span class="stringliteral">&quot;number of amplitudes&quot;</span> ) {</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;            </div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;            <span class="comment">// use local QuESTEnv to safely modify</span></div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;            <a class="code" href="structQuESTEnv.html">QuESTEnv</a> env = <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>;</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;            </div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;            <span class="comment">// too many amplitudes to store in type</span></div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;            <span class="keywordtype">int</span> maxQb = (int) <a class="code" href="group__testutilities.html#ga267884197cf7f1d428021cb12a57360c">calcLog2</a>(SIZE_MAX) / 2;</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(maxQb+1, env), Contains(<span class="stringliteral">&quot;Too many qubits&quot;</span>) &amp;&amp; Contains(<span class="stringliteral">&quot;size_t type&quot;</span>) );</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;            </div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;            <span class="comment">/* n-qubit density matrix contains 2^(2n) amplitudes </span></div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;<span class="comment">             * so can be spread between at most 2^(2n) ranks</span></div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;<span class="comment">             */</span></div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;            <span class="keywordtype">int</span> minQb = GENERATE_COPY( range(3,maxQb) );</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;            env.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a> = (int) pow(2, 2*minQb);</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;            <span class="keywordtype">int</span> numQb = GENERATE_COPY( range(1,minQb) );</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(numQb, env), Contains(<span class="stringliteral">&quot;Too few qubits&quot;</span>) );</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;        }</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;        SECTION( <span class="stringliteral">&quot;available memory&quot;</span> ) {</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;            </div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;            <span class="comment">/* there is no reliable way to force the malloc statements to</span></div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;<span class="comment">             * fail, and hence trigger the matrixInit validation */</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;            SUCCEED( );</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;        }</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;    }</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;}</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160; </div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160; </div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160; </div>
<div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="group__unittest.html#ga41cd862a085c00936840cc0e616b6a2d">  190</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;createDiagonalOp&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;    </div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;    <span class="comment">// must be at least one amplitude per node</span></div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;    <span class="keywordtype">int</span> minNumQb = <a class="code" href="group__testutilities.html#ga267884197cf7f1d428021cb12a57360c">calcLog2</a>(<a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a>);</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    <span class="keywordflow">if</span> (minNumQb == 0)</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;        minNumQb = 1;</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;        </div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;        </div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;        <span class="comment">// try 10 valid number of qubits</span></div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;        <span class="keywordtype">int</span> numQb = GENERATE_COPY( range(minNumQb, minNumQb+10) );</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;        <a class="code" href="structDiagonalOp.html">DiagonalOp</a> op = <a class="code" href="group__type.html#gaebf896dd8d5eeaf9fd896f6cc8e334fe">createDiagonalOp</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;        </div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;        <span class="comment">// check properties are correct</span></div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;        REQUIRE( op.<a class="code" href="structDiagonalOp.html#a5131eeb67aafb4c19ac98270c3266742">numQubits</a> == numQb );</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;        REQUIRE( op.<a class="code" href="structDiagonalOp.html#aa91713a22c95a383bba55e56c4a4e37a">chunkId</a> == <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>.<a class="code" href="structQuESTEnv.html#aa648bb336cf8598467cb62db00b9cee8">rank</a> );</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;        REQUIRE( op.<a class="code" href="structDiagonalOp.html#ada3bffa8e414f883e415dd74e46cd879">numChunks</a> == <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a> );</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;        REQUIRE( op.<a class="code" href="structDiagonalOp.html#a2c6eab631ef48b4978db026c98180eee">numElemsPerChunk</a> == (1LL &lt;&lt; numQb) / <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a> );</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;        REQUIRE( op.<a class="code" href="structDiagonalOp.html#a1d66088bed235d524cd452b107694d5c">real</a> != NULL );</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;        REQUIRE( op.<a class="code" href="structDiagonalOp.html#a85c3f52533efe831bbe40b9a48602388">imag</a> != NULL );</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;        </div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;        <span class="comment">// check all elements in CPU are zero </span></div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;        REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(<a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(op), <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a>(1LL &lt;&lt; numQb)) );</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;        </div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;        <span class="comment">// (no concise way to check this for GPU)</span></div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;        </div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;        <a class="code" href="group__type.html#ga2c59f45fab56708f687b4104ee99bcd1">destroyDiagonalOp</a>(op, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;    }</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;    SECTION( <span class="stringliteral">&quot;input validation&quot;</span> ) {</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;        </div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;        SECTION( <span class="stringliteral">&quot;number of qubits&quot;</span> ) {</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;            </div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;            <span class="keywordtype">int</span> numQb = GENERATE( -1, 0 );</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gaebf896dd8d5eeaf9fd896f6cc8e334fe">createDiagonalOp</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>), Contains(<span class="stringliteral">&quot;Invalid number of qubits&quot;</span>) );</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;        }</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;        SECTION( <span class="stringliteral">&quot;number of amplitudes&quot;</span> ) {</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;            </div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;            <span class="comment">// use local QuESTEnv to safely modify</span></div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;            <a class="code" href="structQuESTEnv.html">QuESTEnv</a> env = <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>;</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;            </div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;            <span class="comment">// too many amplitudes to store in type</span></div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;            <span class="keywordtype">int</span> maxQb = (int) <a class="code" href="group__testutilities.html#ga267884197cf7f1d428021cb12a57360c">calcLog2</a>(SIZE_MAX);</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gaebf896dd8d5eeaf9fd896f6cc8e334fe">createDiagonalOp</a>(maxQb+1, env), Contains(<span class="stringliteral">&quot;Too many qubits&quot;</span>) &amp;&amp; Contains(<span class="stringliteral">&quot;size_t type&quot;</span>) );</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;            </div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;            <span class="comment">// too few amplitudes to distribute</span></div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;            <span class="keywordtype">int</span> minQb = GENERATE_COPY( range(2,maxQb) );</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;            env.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a> = (int) pow(2, minQb);</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;            <span class="keywordtype">int</span> numQb = GENERATE_COPY( range(1,minQb) );</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gaebf896dd8d5eeaf9fd896f6cc8e334fe">createDiagonalOp</a>(numQb, env), Contains(<span class="stringliteral">&quot;Too few qubits&quot;</span>) );</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;        }</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;        SECTION( <span class="stringliteral">&quot;available memory&quot;</span> ) {</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;            </div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;            <span class="comment">/* there is no reliable way to force the malloc statements to</span></div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;<span class="comment">             * fail, and hence trigger the diagonalOpInit validation */</span></div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;            SUCCEED( );</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;        }</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;    }</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;}</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160; </div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160; </div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160; </div>
<div class="line"><a name="l00255"></a><span class="lineno"><a class="line" href="group__unittest.html#ga2a19fb07f8547c784187eba7245e8cbd">  255</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;createPauliHamil&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160; </div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160; </div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;        <span class="keywordtype">int</span> numQb = GENERATE( range(1,5) );</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;        <span class="keywordtype">int</span> numTerms = GENERATE( range(1,5) );</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;        <a class="code" href="structPauliHamil.html">PauliHamil</a> hamil = <a class="code" href="group__type.html#ga35b28710877c462927366fa602e591cb">createPauliHamil</a>(numQb, numTerms);</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;        </div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;        <span class="comment">// check fields are correct</span></div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;        REQUIRE( hamil.<a class="code" href="structPauliHamil.html#acb49fff0e3160ea1904c9ca34408b4e1">numQubits</a> == numQb );</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;        REQUIRE( hamil.<a class="code" href="structPauliHamil.html#a737e46b40ef8990cf004d22eb9dbe2e4">numSumTerms</a> == numTerms );</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;        </div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;        <span class="comment">// check all Pauli codes are identity</span></div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;        <span class="keywordtype">int</span> numPaulis = numQb * numTerms;</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i&lt;numPaulis; i++) {</div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;            REQUIRE( hamil.<a class="code" href="structPauliHamil.html#a4b8d38c403553c07ceddcd40c46ce6c8">pauliCodes</a>[i] == <a class="code" href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a63800f45b01ccc2608f754aee850bf4a">PAULI_I</a> );</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;        }</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;            </div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;        <span class="comment">// check all term coefficients can be written to (no seg fault)</span></div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=0; j&lt;numTerms; j++) {</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;            hamil.<a class="code" href="structPauliHamil.html#ac1c6c9f6299cf83bbba88123216c3cac">termCoeffs</a>[j] = 1;</div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;            REQUIRE( hamil.<a class="code" href="structPauliHamil.html#ac1c6c9f6299cf83bbba88123216c3cac">termCoeffs</a>[j] == 1 );</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;        }</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;        </div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;        <a class="code" href="group__type.html#gac1c8ed909b33bd55ae680901006051b6">destroyPauliHamil</a>(hamil);</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;    }</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;    SECTION( <span class="stringliteral">&quot;input validation&quot;</span>) {</div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160; </div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;        SECTION( <span class="stringliteral">&quot;number of qubits&quot;</span> ) {</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160; </div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;            <span class="keywordtype">int</span> numQb = GENERATE( -1, 0 );</div>
<div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#ga35b28710877c462927366fa602e591cb">createPauliHamil</a>(numQb, 1), Contains(<span class="stringliteral">&quot;The number of qubits and terms in the PauliHamil must be strictly positive.&quot;</span>) );</div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;        }</div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;        SECTION( <span class="stringliteral">&quot;number of terms&quot;</span> ) {</div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160; </div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;            <span class="keywordtype">int</span> numTerms = GENERATE( -1, 0 );</div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#ga35b28710877c462927366fa602e591cb">createPauliHamil</a>(1, numTerms), Contains(<span class="stringliteral">&quot;The number of qubits and terms in the PauliHamil must be strictly positive.&quot;</span>) );</div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;        }</div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;    }</div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;}</div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160; </div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160; </div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160; </div>
<div class="line"><a name="l00302"></a><span class="lineno"><a class="line" href="group__unittest.html#gace8b19274c10a208bbfac7437171cf2b">  302</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;createPauliHamilFromFile&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160; </div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;    <span class="comment">// a file created &amp; populated during the test, and deleted afterward</span></div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;    <span class="keywordtype">char</span> fn[] = <span class="stringliteral">&quot;temp_test_output_file.txt&quot;</span>;</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160; </div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;        </div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;        SECTION( <span class="stringliteral">&quot;general&quot;</span> ) {</div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;            </div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;            <span class="comment">// for several sizes...</span></div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;            <span class="keywordtype">int</span> numQb = GENERATE( range(1,6) );</div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;            <span class="keywordtype">int</span> numTerms = GENERATE( range(1,6) );</div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;            <span class="keywordtype">int</span> numPaulis = numQb*numTerms;</div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;            </div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;            <span class="comment">// create a PauliHamil with random elements</span></div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;            <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> coeffs[numTerms];</div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;            <span class="keyword">enum</span> <a class="code" href="group__type.html#ga1c703cf89629e4e9c7023cd402d67028">pauliOpType</a> paulis[numPaulis];</div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;            <a class="code" href="group__testutilities.html#ga11c465ce1a5c238946a9e09d61c94c58">setRandomPauliSum</a>(coeffs, paulis, numQb, numTerms);</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;            </div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;            <span class="comment">// write the Hamiltonian to file (with trailing whitespace, and trailing newline)</span></div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;            FILE* file = fopen(fn, <span class="stringliteral">&quot;w&quot;</span>);</div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;            <span class="keywordtype">int</span> i=0;</div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">int</span> n=0; n&lt;numTerms; n++) {</div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;                fprintf(file, <span class="stringliteral">&quot;%.20f &quot;</span>, coeffs[n]);</div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;                <span class="keywordflow">for</span> (<span class="keywordtype">int</span> q=0; q&lt;numQb; q++)</div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;                    fprintf(file, <span class="stringliteral">&quot;%d &quot;</span>, (<span class="keywordtype">int</span>) paulis[i++]);</div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;                fprintf(file, <span class="stringliteral">&quot;\n&quot;</span>);</div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;            }</div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;            fprintf(file, <span class="stringliteral">&quot;\n&quot;</span>);</div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;            fclose(file);</div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;            </div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;            <span class="comment">// load the file as a PauliHamil</span></div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;            <a class="code" href="structPauliHamil.html">PauliHamil</a> hamil = <a class="code" href="group__type.html#gaa77376c5e3518186eb085f37826d6008">createPauliHamilFromFile</a>(fn);</div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160; </div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;            <span class="comment">// check fields agree</span></div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;            REQUIRE( hamil.<a class="code" href="structPauliHamil.html#acb49fff0e3160ea1904c9ca34408b4e1">numQubits</a> == numQb );</div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;            REQUIRE( hamil.<a class="code" href="structPauliHamil.html#a737e46b40ef8990cf004d22eb9dbe2e4">numSumTerms</a> == numTerms );</div>
<div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;            </div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;            <span class="comment">// check elements agree</span></div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;            i=0;</div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">int</span> n=0; n&lt;numTerms; n++) {</div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;                REQUIRE( hamil.<a class="code" href="structPauliHamil.html#ac1c6c9f6299cf83bbba88123216c3cac">termCoeffs</a>[n] == coeffs[n] );</div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;                <span class="keywordflow">for</span> (<span class="keywordtype">int</span> q=0; q&lt;numQb; q++) {</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;                    REQUIRE( hamil.<a class="code" href="structPauliHamil.html#a4b8d38c403553c07ceddcd40c46ce6c8">pauliCodes</a>[i] == paulis[i] );</div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;                    i++;</div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;                }</div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;            }</div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;            </div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;            <a class="code" href="group__type.html#gac1c8ed909b33bd55ae680901006051b6">destroyPauliHamil</a>(hamil);</div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;        }</div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;        SECTION( <span class="stringliteral">&quot;edge cases&quot;</span> ) {</div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;            </div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;            SECTION( <span class="stringliteral">&quot;no trailing newline or space&quot;</span> ) {</div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;                </div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;                FILE* file = fopen(fn, <span class="stringliteral">&quot;w&quot;</span>);</div>
<div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;                fprintf(file, <span class="stringliteral">&quot;.1 1 0 1&quot;</span>);</div>
<div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;                fclose(file);</div>
<div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;                <a class="code" href="structPauliHamil.html">PauliHamil</a> hamil = <a class="code" href="group__type.html#gaa77376c5e3518186eb085f37826d6008">createPauliHamilFromFile</a>(fn);</div>
<div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;                </div>
<div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;                REQUIRE( hamil.<a class="code" href="structPauliHamil.html#a737e46b40ef8990cf004d22eb9dbe2e4">numSumTerms</a> == 1 );</div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;                REQUIRE( hamil.<a class="code" href="structPauliHamil.html#acb49fff0e3160ea1904c9ca34408b4e1">numQubits</a> == 3 );</div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;                <a class="code" href="group__type.html#gac1c8ed909b33bd55ae680901006051b6">destroyPauliHamil</a>(hamil); </div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;            }</div>
<div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;            SECTION( <span class="stringliteral">&quot;trailing newlines&quot;</span> ) {</div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;                </div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;                FILE* file = fopen(fn, <span class="stringliteral">&quot;w&quot;</span>);</div>
<div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;                fprintf(file, <span class="stringliteral">&quot;.1 1 0 1\n\n\n&quot;</span>);</div>
<div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;                fclose(file);</div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;                <a class="code" href="structPauliHamil.html">PauliHamil</a> hamil = <a class="code" href="group__type.html#gaa77376c5e3518186eb085f37826d6008">createPauliHamilFromFile</a>(fn);</div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;                </div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;                REQUIRE( hamil.<a class="code" href="structPauliHamil.html#a737e46b40ef8990cf004d22eb9dbe2e4">numSumTerms</a> == 1 );</div>
<div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;                REQUIRE( hamil.<a class="code" href="structPauliHamil.html#acb49fff0e3160ea1904c9ca34408b4e1">numQubits</a> == 3 );</div>
<div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;                <a class="code" href="group__type.html#gac1c8ed909b33bd55ae680901006051b6">destroyPauliHamil</a>(hamil); </div>
<div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;            }</div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;            SECTION( <span class="stringliteral">&quot;trailing spaces&quot;</span> ) {</div>
<div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;                </div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;                FILE* file = fopen(fn, <span class="stringliteral">&quot;w&quot;</span>);</div>
<div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;                fprintf(file, <span class="stringliteral">&quot;.1 1 0 1    &quot;</span>);</div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;                fclose(file);</div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;                <a class="code" href="structPauliHamil.html">PauliHamil</a> hamil = <a class="code" href="group__type.html#gaa77376c5e3518186eb085f37826d6008">createPauliHamilFromFile</a>(fn);</div>
<div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;                </div>
<div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;                REQUIRE( hamil.<a class="code" href="structPauliHamil.html#a737e46b40ef8990cf004d22eb9dbe2e4">numSumTerms</a> == 1 );</div>
<div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;                REQUIRE( hamil.<a class="code" href="structPauliHamil.html#acb49fff0e3160ea1904c9ca34408b4e1">numQubits</a> == 3 );</div>
<div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;                <a class="code" href="group__type.html#gac1c8ed909b33bd55ae680901006051b6">destroyPauliHamil</a>(hamil); </div>
<div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;            }</div>
<div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;        }</div>
<div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;    }</div>
<div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;    SECTION( <span class="stringliteral">&quot;input validation&quot;</span>) {</div>
<div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160; </div>
<div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;        SECTION( <span class="stringliteral">&quot;number of qubits&quot;</span> ) {</div>
<div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160; </div>
<div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;            FILE* file = fopen(fn, <span class="stringliteral">&quot;w&quot;</span>);</div>
<div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;            fprintf(file, <span class="stringliteral">&quot;.1 &quot;</span>);</div>
<div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;            fclose(file);</div>
<div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gaa77376c5e3518186eb085f37826d6008">createPauliHamilFromFile</a>(fn), Contains(<span class="stringliteral">&quot;The number of qubits&quot;</span>) &amp;&amp; Contains(<span class="stringliteral">&quot;strictly positive&quot;</span>));</div>
<div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;        }</div>
<div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;        SECTION( <span class="stringliteral">&quot;coefficient type&quot;</span> ) {</div>
<div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160; </div>
<div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;            FILE* file = fopen(fn, <span class="stringliteral">&quot;w&quot;</span>);</div>
<div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;            fprintf(file, <span class="stringliteral">&quot;notanumber 1 2 3&quot;</span>);</div>
<div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;            fclose(file);</div>
<div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gaa77376c5e3518186eb085f37826d6008">createPauliHamilFromFile</a>(fn), Contains(<span class="stringliteral">&quot;Failed to parse&quot;</span>) &amp;&amp; Contains(<span class="stringliteral">&quot;coefficient&quot;</span>));</div>
<div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;        }</div>
<div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;        SECTION( <span class="stringliteral">&quot;pauli code&quot;</span> ) {</div>
<div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160; </div>
<div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;            <span class="comment">// invalid int</span></div>
<div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;            FILE* file = fopen(fn, <span class="stringliteral">&quot;w&quot;</span>);</div>
<div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;            fprintf(file, <span class="stringliteral">&quot;.1 1 2 4&quot;</span>);</div>
<div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;            fclose(file);</div>
<div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gaa77376c5e3518186eb085f37826d6008">createPauliHamilFromFile</a>(fn), Contains(<span class="stringliteral">&quot;invalid pauli code&quot;</span>));</div>
<div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;            </div>
<div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;            <span class="comment">// invalid type</span></div>
<div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;            file = fopen(fn, <span class="stringliteral">&quot;w&quot;</span>);</div>
<div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;            fprintf(file, <span class="stringliteral">&quot;.1 1 2 notanumber&quot;</span>);</div>
<div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;            fclose(file);</div>
<div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gaa77376c5e3518186eb085f37826d6008">createPauliHamilFromFile</a>(fn), Contains(<span class="stringliteral">&quot;Failed to parse the next expected Pauli code&quot;</span>));</div>
<div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;        }</div>
<div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;    }</div>
<div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;    </div>
<div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;    <span class="comment">// delete the test file</span></div>
<div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;    remove(fn);</div>
<div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;}</div>
<div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160; </div>
<div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160; </div>
<div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160; </div>
<div class="line"><a name="l00431"></a><span class="lineno"><a class="line" href="group__unittest.html#ga18b791c2fe5a2c484c51879ef16fba22">  431</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;createQuESTEnv&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;    </div>
<div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;    <span class="comment">/* there is no meaningful way to test this */</span></div>
<div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;    SUCCEED( );</div>
<div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;}</div>
<div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160; </div>
<div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160; </div>
<div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160; </div>
<div class="line"><a name="l00443"></a><span class="lineno"><a class="line" href="group__unittest.html#ga9aec4500e0046f8b085bb800f79db544">  443</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;createQureg&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;        </div>
<div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;    <span class="comment">// must be at least one amplitude per node</span></div>
<div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;    <span class="keywordtype">int</span> minNumQb = <a class="code" href="group__testutilities.html#ga267884197cf7f1d428021cb12a57360c">calcLog2</a>(<a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a>);</div>
<div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;    <span class="keywordflow">if</span> (minNumQb == 0)</div>
<div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;        minNumQb = 1;</div>
<div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;    </div>
<div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;        </div>
<div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;        <span class="comment">// try 10 valid number of qubits</span></div>
<div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;        <span class="keywordtype">int</span> numQb = GENERATE_COPY( range(minNumQb, minNumQb+10) );</div>
<div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;        <a class="code" href="structQureg.html">Qureg</a> reg = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;        </div>
<div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;        <span class="comment">// ensure elems (CPU and/or GPU) are created, and reg begins in |0&gt;</span></div>
<div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;        <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> ref = <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a>(1&lt;&lt;numQb);</div>
<div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;        ref[0] = 1; <span class="comment">// |0&gt;</span></div>
<div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;        REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(reg, ref) );</div>
<div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;        </div>
<div class="line"><a name="l00461"></a><span class="lineno">  461</span>&#160;        <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(reg, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;    }</div>
<div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;    SECTION( <span class="stringliteral">&quot;input validation&quot;</span>) {</div>
<div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;        </div>
<div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;        SECTION( <span class="stringliteral">&quot;number of qubits&quot;</span> ) {</div>
<div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;            </div>
<div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;            <span class="keywordtype">int</span> numQb = GENERATE( -1, 0 );</div>
<div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>), Contains(<span class="stringliteral">&quot;Invalid number of qubits&quot;</span>) );</div>
<div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;        }</div>
<div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;        SECTION( <span class="stringliteral">&quot;number of amplitudes&quot;</span> ) {</div>
<div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;            </div>
<div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;            <span class="comment">// use local QuESTEnv to safely modify</span></div>
<div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;            <a class="code" href="structQuESTEnv.html">QuESTEnv</a> env = <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>;</div>
<div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;            </div>
<div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;            <span class="comment">// too many amplitudes to store in type</span></div>
<div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;            <span class="keywordtype">int</span> maxQb = (int) <a class="code" href="group__testutilities.html#ga267884197cf7f1d428021cb12a57360c">calcLog2</a>(SIZE_MAX);</div>
<div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(maxQb+1, env), Contains(<span class="stringliteral">&quot;Too many qubits&quot;</span>) &amp;&amp; Contains(<span class="stringliteral">&quot;size_t type&quot;</span>) );</div>
<div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;            </div>
<div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;            <span class="comment">// too few amplitudes to distribute</span></div>
<div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;            <span class="keywordtype">int</span> minQb = GENERATE_COPY( range(2,maxQb) );</div>
<div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;            env.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a> = (int) pow(2, minQb);</div>
<div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;            <span class="keywordtype">int</span> numQb = GENERATE_COPY( range(1,minQb) );</div>
<div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(numQb, env), Contains(<span class="stringliteral">&quot;Too few qubits&quot;</span>) );</div>
<div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;        }</div>
<div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;        SECTION( <span class="stringliteral">&quot;available memory&quot;</span> ) {</div>
<div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;            </div>
<div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;            <span class="comment">/* there is no reliable way to force the malloc statements to</span></div>
<div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;<span class="comment">             * fail, and hence trigger the matrixInit validation */</span></div>
<div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;            SUCCEED( );</div>
<div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;        }</div>
<div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;    }</div>
<div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;}</div>
<div class="line"><a name="l00493"></a><span class="lineno">  493</span>&#160; </div>
<div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160; </div>
<div class="line"><a name="l00495"></a><span class="lineno">  495</span>&#160; </div>
<div class="line"><a name="l00500"></a><span class="lineno"><a class="line" href="group__unittest.html#gaa4304249b102cdc1471be54a8765442f">  500</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;destroyComplexMatrixN&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;    </div>
<div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160;        </div>
<div class="line"><a name="l00504"></a><span class="lineno">  504</span>&#160;        <span class="comment">/* there is no meaningful way to test this */</span></div>
<div class="line"><a name="l00505"></a><span class="lineno">  505</span>&#160;        SUCCEED( );</div>
<div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;    }</div>
<div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;    SECTION( <span class="stringliteral">&quot;input validation&quot;</span> ) {</div>
<div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;        </div>
<div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;        SECTION( <span class="stringliteral">&quot;matrix not created&quot;</span> ) {</div>
<div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;            </div>
<div class="line"><a name="l00511"></a><span class="lineno">  511</span>&#160;            <span class="comment">/* this is an artificial test case since nothing in the QuEST API </span></div>
<div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;<span class="comment">             * automatically sets un-initialised ComplexMatrixN fields to </span></div>
<div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;<span class="comment">             * the NULL pointer.</span></div>
<div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;<span class="comment">             */</span></div>
<div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;             <a class="code" href="structComplexMatrixN.html">ComplexMatrixN</a> m;</div>
<div class="line"><a name="l00516"></a><span class="lineno">  516</span>&#160;             m.<a class="code" href="structComplexMatrixN.html#a446e8a077597e4f76049d547df0c9738">real</a> = NULL;</div>
<div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;             </div>
<div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160;             <span class="comment">/* the error message is also somewhat unrelated, but oh well </span></div>
<div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;<span class="comment">              */</span></div>
<div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;             REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#ga9df2f3d86be4a6e9aad481665e5e6753">destroyComplexMatrixN</a>(m), Contains(<span class="stringliteral">&quot;The ComplexMatrixN was not successfully created&quot;</span>) );</div>
<div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;        }</div>
<div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;    }</div>
<div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;}</div>
<div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160; </div>
<div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160; </div>
<div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160; </div>
<div class="line"><a name="l00531"></a><span class="lineno"><a class="line" href="group__unittest.html#gaf37fdb380465c3405ba756717171e805">  531</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;destroyDiagonalOp&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160; </div>
<div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;    <span class="comment">/* there is no meaningful way to test this */</span></div>
<div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;    SUCCEED( );</div>
<div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;}</div>
<div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160; </div>
<div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160; </div>
<div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160; </div>
<div class="line"><a name="l00543"></a><span class="lineno"><a class="line" href="group__unittest.html#ga5244023e258b1b5e43352ae0d4f9a2c6">  543</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;destroyPauliHamil&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00544"></a><span class="lineno">  544</span>&#160;    </div>
<div class="line"><a name="l00545"></a><span class="lineno">  545</span>&#160;    <span class="comment">/* there is no meaningful way to test this.</span></div>
<div class="line"><a name="l00546"></a><span class="lineno">  546</span>&#160;<span class="comment">     * We e.g. cannot check that the pointers are NULL because </span></div>
<div class="line"><a name="l00547"></a><span class="lineno">  547</span>&#160;<span class="comment">     * they are not updated; this function passes the struct by value,</span></div>
<div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;<span class="comment">     * not by reference. We also cannot reliably monitor the </span></div>
<div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;<span class="comment">     * memory used in the heap at runtime.</span></div>
<div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;    SUCCEED( );</div>
<div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;}</div>
<div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160; </div>
<div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160; </div>
<div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160; </div>
<div class="line"><a name="l00560"></a><span class="lineno"><a class="line" href="group__unittest.html#gab5ca964a4d64491f3c32e7fda334a5e1">  560</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;destroyQuESTEnv&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160; </div>
<div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;    <span class="comment">/* there is no meaningful way to test this */</span></div>
<div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;    SUCCEED( );</div>
<div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;}</div>
<div class="line"><a name="l00565"></a><span class="lineno">  565</span>&#160; </div>
<div class="line"><a name="l00566"></a><span class="lineno">  566</span>&#160; </div>
<div class="line"><a name="l00567"></a><span class="lineno">  567</span>&#160; </div>
<div class="line"><a name="l00572"></a><span class="lineno"><a class="line" href="group__unittest.html#ga6e2d6773435b9191791ef1e6fb844337">  572</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;destroyQureg&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;    </div>
<div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160;    <span class="comment">/* there is no meaningful way to test this.</span></div>
<div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;<span class="comment">     * We e.g. cannot check that the pointers are NULL because </span></div>
<div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160;<span class="comment">     * they are not updated; this function passes the struct by value,</span></div>
<div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;<span class="comment">     * not by reference. We also cannot reliably monitor the </span></div>
<div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;<span class="comment">     * memory used in the heap at runtime.</span></div>
<div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;    SUCCEED( );</div>
<div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;}</div>
<div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160; </div>
<div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160; </div>
<div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160; </div>
<div class="line"><a name="l00589"></a><span class="lineno"><a class="line" href="group__unittest.html#ga9e5aba81a2f4e762ce05a1c7abd9349a">  589</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;initComplexMatrixN&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;    </div>
<div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;    <span class="comment">/* use of this function is illegal in C++ */</span></div>
<div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;    SUCCEED( );</div>
<div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;}</div>
<div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160; </div>
<div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160; </div>
<div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160; </div>
<div class="line"><a name="l00601"></a><span class="lineno"><a class="line" href="group__unittest.html#gaa2c7bf2a5f949a7ecaf3e6a8225473db">  601</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;initDiagonalOp&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;    </div>
<div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;    <span class="comment">// must be at least one amplitude per node</span></div>
<div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;    <span class="keywordtype">int</span> minNumQb = <a class="code" href="group__testutilities.html#ga267884197cf7f1d428021cb12a57360c">calcLog2</a>(<a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a>);</div>
<div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;    <span class="keywordflow">if</span> (minNumQb == 0)</div>
<div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;        minNumQb = 1;</div>
<div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;    </div>
<div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;        </div>
<div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;        <span class="comment">// try 10 valid number of qubits</span></div>
<div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;        <span class="keywordtype">int</span> numQb = GENERATE_COPY( range(minNumQb, minNumQb+10) );</div>
<div class="line"><a name="l00612"></a><span class="lineno">  612</span>&#160;        <a class="code" href="structDiagonalOp.html">DiagonalOp</a> op = <a class="code" href="group__type.html#gaebf896dd8d5eeaf9fd896f6cc8e334fe">createDiagonalOp</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00613"></a><span class="lineno">  613</span>&#160;        </div>
<div class="line"><a name="l00614"></a><span class="lineno">  614</span>&#160;        <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> len = (1LL &lt;&lt; numQb);</div>
<div class="line"><a name="l00615"></a><span class="lineno">  615</span>&#160;        <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> reals[len];</div>
<div class="line"><a name="l00616"></a><span class="lineno">  616</span>&#160;        <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> imags[len];</div>
<div class="line"><a name="l00617"></a><span class="lineno">  617</span>&#160;        <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> n;</div>
<div class="line"><a name="l00618"></a><span class="lineno">  618</span>&#160;        <span class="keywordflow">for</span> (n=0; n&lt;len; n++) {</div>
<div class="line"><a name="l00619"></a><span class="lineno">  619</span>&#160;            reals[n] = (<a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>)    n;</div>
<div class="line"><a name="l00620"></a><span class="lineno">  620</span>&#160;            imags[n] = (<a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>) -2*n; <span class="comment">// (n - 2n i)</span></div>
<div class="line"><a name="l00621"></a><span class="lineno">  621</span>&#160;        }</div>
<div class="line"><a name="l00622"></a><span class="lineno">  622</span>&#160;        <a class="code" href="group__type.html#ga12a6c59ebbfba8bdb9453a4138027d46">initDiagonalOp</a>(op, reals, imags);</div>
<div class="line"><a name="l00623"></a><span class="lineno">  623</span>&#160;        </div>
<div class="line"><a name="l00624"></a><span class="lineno">  624</span>&#160;        <span class="comment">// check that op.real and op.imag were modified...</span></div>
<div class="line"><a name="l00625"></a><span class="lineno">  625</span>&#160;        REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(<a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(op), reals, imags) );</div>
<div class="line"><a name="l00626"></a><span class="lineno">  626</span>&#160;        </div>
<div class="line"><a name="l00627"></a><span class="lineno">  627</span>&#160;        <span class="comment">// and also that GPU real and imag were modified</span></div>
<div class="line"><a name="l00628"></a><span class="lineno">  628</span>&#160;        <span class="comment">// via if it modifies an all-unity state-vec correctly </span></div>
<div class="line"><a name="l00629"></a><span class="lineno">  629</span>&#160;        <a class="code" href="structQureg.html">Qureg</a> qureg = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00630"></a><span class="lineno">  630</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> i=0; i&lt;qureg.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>; i++) {</div>
<div class="line"><a name="l00631"></a><span class="lineno">  631</span>&#160;            qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real[i] = 1;</div>
<div class="line"><a name="l00632"></a><span class="lineno">  632</span>&#160;            qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag[i] = 1;</div>
<div class="line"><a name="l00633"></a><span class="lineno">  633</span>&#160;        }</div>
<div class="line"><a name="l00634"></a><span class="lineno">  634</span>&#160;        <a class="code" href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a>(qureg);</div>
<div class="line"><a name="l00635"></a><span class="lineno">  635</span>&#160;        </div>
<div class="line"><a name="l00636"></a><span class="lineno">  636</span>&#160;        <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> prodRef = <a class="code" href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a>(op) * <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(qureg);</div>
<div class="line"><a name="l00637"></a><span class="lineno">  637</span>&#160;        </div>
<div class="line"><a name="l00638"></a><span class="lineno">  638</span>&#160;        <span class="comment">// (n - 2n i) * (1 + 1i) = 3n - n*i</span></div>
<div class="line"><a name="l00639"></a><span class="lineno">  639</span>&#160;        <a class="code" href="group__operator.html#gad2e953390342cd361cfb4064d47715e6">applyDiagonalOp</a>(qureg, op);</div>
<div class="line"><a name="l00640"></a><span class="lineno">  640</span>&#160;        <a class="code" href="group__debug.html#ga924ef2dbda6b733b4041270077c76ece">copyStateFromGPU</a>(qureg);</div>
<div class="line"><a name="l00641"></a><span class="lineno">  641</span>&#160;        <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> result = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(qureg);    </div>
<div class="line"><a name="l00642"></a><span class="lineno">  642</span>&#160;        REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(prodRef, result) );</div>
<div class="line"><a name="l00643"></a><span class="lineno">  643</span>&#160;        </div>
<div class="line"><a name="l00644"></a><span class="lineno">  644</span>&#160;        <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(qureg, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00645"></a><span class="lineno">  645</span>&#160;        <a class="code" href="group__type.html#ga2c59f45fab56708f687b4104ee99bcd1">destroyDiagonalOp</a>(op, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00646"></a><span class="lineno">  646</span>&#160;    }</div>
<div class="line"><a name="l00647"></a><span class="lineno">  647</span>&#160;}</div>
<div class="line"><a name="l00648"></a><span class="lineno">  648</span>&#160; </div>
<div class="line"><a name="l00649"></a><span class="lineno">  649</span>&#160; </div>
<div class="line"><a name="l00650"></a><span class="lineno">  650</span>&#160; </div>
<div class="line"><a name="l00655"></a><span class="lineno"><a class="line" href="group__unittest.html#ga39589b493222666589cb6596b219a14d">  655</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;initPauliHamil&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00656"></a><span class="lineno">  656</span>&#160;    </div>
<div class="line"><a name="l00657"></a><span class="lineno">  657</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00658"></a><span class="lineno">  658</span>&#160;        </div>
<div class="line"><a name="l00659"></a><span class="lineno">  659</span>&#160;        <a class="code" href="structPauliHamil.html">PauliHamil</a> hamil = <a class="code" href="group__type.html#ga35b28710877c462927366fa602e591cb">createPauliHamil</a>(3, 2);</div>
<div class="line"><a name="l00660"></a><span class="lineno">  660</span>&#160;        </div>
<div class="line"><a name="l00661"></a><span class="lineno">  661</span>&#160;        <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> coeffs[] = {-5, 5};</div>
<div class="line"><a name="l00662"></a><span class="lineno">  662</span>&#160;        <span class="keyword">enum</span> <a class="code" href="group__type.html#ga1c703cf89629e4e9c7023cd402d67028">pauliOpType</a> codes[] = {</div>
<div class="line"><a name="l00663"></a><span class="lineno">  663</span>&#160;            <a class="code" href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a7abac7bb5b71e17382014c443244ad5c">PAULI_X</a>, <a class="code" href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a2c64a9aaee27f6bcfef894d159e759bd">PAULI_Y</a>, <a class="code" href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a085c85cff6ba79c52d8b1e61c42ddddf">PAULI_Z</a>,</div>
<div class="line"><a name="l00664"></a><span class="lineno">  664</span>&#160;            <a class="code" href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a085c85cff6ba79c52d8b1e61c42ddddf">PAULI_Z</a>, <a class="code" href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a2c64a9aaee27f6bcfef894d159e759bd">PAULI_Y</a>, <a class="code" href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a7abac7bb5b71e17382014c443244ad5c">PAULI_X</a>};</div>
<div class="line"><a name="l00665"></a><span class="lineno">  665</span>&#160;        <a class="code" href="group__type.html#gadbe6701dda1d49168f2f23253e370a7a">initPauliHamil</a>(hamil, coeffs, codes);</div>
<div class="line"><a name="l00666"></a><span class="lineno">  666</span>&#160;        </div>
<div class="line"><a name="l00667"></a><span class="lineno">  667</span>&#160;        <span class="comment">// check everything written correctly</span></div>
<div class="line"><a name="l00668"></a><span class="lineno">  668</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> t=0; t&lt;2; t++) {</div>
<div class="line"><a name="l00669"></a><span class="lineno">  669</span>&#160;            REQUIRE( coeffs[t] == hamil.<a class="code" href="structPauliHamil.html#ac1c6c9f6299cf83bbba88123216c3cac">termCoeffs</a>[t] );</div>
<div class="line"><a name="l00670"></a><span class="lineno">  670</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">int</span> q=0; q&lt;3; q++) {</div>
<div class="line"><a name="l00671"></a><span class="lineno">  671</span>&#160;                <span class="keywordtype">int</span> ind = 3*t+q;</div>
<div class="line"><a name="l00672"></a><span class="lineno">  672</span>&#160;                REQUIRE( codes[ind] == hamil.<a class="code" href="structPauliHamil.html#a4b8d38c403553c07ceddcd40c46ce6c8">pauliCodes</a>[ind] );</div>
<div class="line"><a name="l00673"></a><span class="lineno">  673</span>&#160;            }</div>
<div class="line"><a name="l00674"></a><span class="lineno">  674</span>&#160;        }</div>
<div class="line"><a name="l00675"></a><span class="lineno">  675</span>&#160;            </div>
<div class="line"><a name="l00676"></a><span class="lineno">  676</span>&#160;        <a class="code" href="group__type.html#gac1c8ed909b33bd55ae680901006051b6">destroyPauliHamil</a>(hamil);</div>
<div class="line"><a name="l00677"></a><span class="lineno">  677</span>&#160;    }</div>
<div class="line"><a name="l00678"></a><span class="lineno">  678</span>&#160;    SECTION( <span class="stringliteral">&quot;input validation&quot;</span> ) {</div>
<div class="line"><a name="l00679"></a><span class="lineno">  679</span>&#160;        </div>
<div class="line"><a name="l00680"></a><span class="lineno">  680</span>&#160;        SECTION( <span class="stringliteral">&quot;parameters&quot;</span> ) {</div>
<div class="line"><a name="l00681"></a><span class="lineno">  681</span>&#160;            </div>
<div class="line"><a name="l00682"></a><span class="lineno">  682</span>&#160;            <span class="comment">// parameters checked before codes, so safe to leave un-initialised</span></div>
<div class="line"><a name="l00683"></a><span class="lineno">  683</span>&#160;            <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> coeffs[1];</div>
<div class="line"><a name="l00684"></a><span class="lineno">  684</span>&#160;            <span class="keyword">enum</span> <a class="code" href="group__type.html#ga1c703cf89629e4e9c7023cd402d67028">pauliOpType</a> codes[1];</div>
<div class="line"><a name="l00685"></a><span class="lineno">  685</span>&#160;            <a class="code" href="structPauliHamil.html">PauliHamil</a> hamil;</div>
<div class="line"><a name="l00686"></a><span class="lineno">  686</span>&#160;            </div>
<div class="line"><a name="l00687"></a><span class="lineno">  687</span>&#160;            hamil.<a class="code" href="structPauliHamil.html#acb49fff0e3160ea1904c9ca34408b4e1">numQubits</a> = GENERATE( -1, 0 );</div>
<div class="line"><a name="l00688"></a><span class="lineno">  688</span>&#160;            hamil.<a class="code" href="structPauliHamil.html#a737e46b40ef8990cf004d22eb9dbe2e4">numSumTerms</a> = 1;</div>
<div class="line"><a name="l00689"></a><span class="lineno">  689</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gadbe6701dda1d49168f2f23253e370a7a">initPauliHamil</a>(hamil, coeffs, codes), Contains(<span class="stringliteral">&quot;number of qubits&quot;</span>) &amp;&amp; Contains(<span class="stringliteral">&quot;strictly positive&quot;</span>) );</div>
<div class="line"><a name="l00690"></a><span class="lineno">  690</span>&#160;            </div>
<div class="line"><a name="l00691"></a><span class="lineno">  691</span>&#160;            hamil.<a class="code" href="structPauliHamil.html#acb49fff0e3160ea1904c9ca34408b4e1">numQubits</a> = 1;</div>
<div class="line"><a name="l00692"></a><span class="lineno">  692</span>&#160;            hamil.<a class="code" href="structPauliHamil.html#a737e46b40ef8990cf004d22eb9dbe2e4">numSumTerms</a> = GENERATE( -1, 0 );</div>
<div class="line"><a name="l00693"></a><span class="lineno">  693</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gadbe6701dda1d49168f2f23253e370a7a">initPauliHamil</a>(hamil, coeffs, codes), Contains(<span class="stringliteral">&quot;terms&quot;</span>) &amp;&amp; Contains(<span class="stringliteral">&quot;strictly positive&quot;</span>) );</div>
<div class="line"><a name="l00694"></a><span class="lineno">  694</span>&#160;        }</div>
<div class="line"><a name="l00695"></a><span class="lineno">  695</span>&#160;        SECTION( <span class="stringliteral">&quot;Pauli codes&quot;</span> ) {</div>
<div class="line"><a name="l00696"></a><span class="lineno">  696</span>&#160;        </div>
<div class="line"><a name="l00697"></a><span class="lineno">  697</span>&#160;            <span class="keywordtype">int</span> numQb = 3;</div>
<div class="line"><a name="l00698"></a><span class="lineno">  698</span>&#160;            <span class="keywordtype">int</span> numTerms = 2;</div>
<div class="line"><a name="l00699"></a><span class="lineno">  699</span>&#160;            <span class="keywordtype">int</span> numCodes = numQb * numTerms;</div>
<div class="line"><a name="l00700"></a><span class="lineno">  700</span>&#160;            <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> coeffs[numTerms];</div>
<div class="line"><a name="l00701"></a><span class="lineno">  701</span>&#160;            <span class="keyword">enum</span> <a class="code" href="group__type.html#ga1c703cf89629e4e9c7023cd402d67028">pauliOpType</a> codes[numCodes];</div>
<div class="line"><a name="l00702"></a><span class="lineno">  702</span>&#160;            </div>
<div class="line"><a name="l00703"></a><span class="lineno">  703</span>&#160;            <span class="comment">// make only one code invalid</span></div>
<div class="line"><a name="l00704"></a><span class="lineno">  704</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i&lt;numCodes; i++)</div>
<div class="line"><a name="l00705"></a><span class="lineno">  705</span>&#160;                codes[i] = <a class="code" href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a63800f45b01ccc2608f754aee850bf4a">PAULI_I</a>;</div>
<div class="line"><a name="l00706"></a><span class="lineno">  706</span>&#160;            codes[GENERATE_COPY( range(0,numCodes) )] = (<a class="code" href="group__type.html#ga1c703cf89629e4e9c7023cd402d67028">pauliOpType</a>) GENERATE( -1, 4 );</div>
<div class="line"><a name="l00707"></a><span class="lineno">  707</span>&#160;            </div>
<div class="line"><a name="l00708"></a><span class="lineno">  708</span>&#160;            <a class="code" href="structPauliHamil.html">PauliHamil</a> hamil = <a class="code" href="group__type.html#ga35b28710877c462927366fa602e591cb">createPauliHamil</a>(numQb, numTerms);</div>
<div class="line"><a name="l00709"></a><span class="lineno">  709</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gadbe6701dda1d49168f2f23253e370a7a">initPauliHamil</a>(hamil, coeffs, codes), Contains(<span class="stringliteral">&quot;Invalid Pauli code&quot;</span>) );</div>
<div class="line"><a name="l00710"></a><span class="lineno">  710</span>&#160;            <a class="code" href="group__type.html#gac1c8ed909b33bd55ae680901006051b6">destroyPauliHamil</a>(hamil);</div>
<div class="line"><a name="l00711"></a><span class="lineno">  711</span>&#160;        }</div>
<div class="line"><a name="l00712"></a><span class="lineno">  712</span>&#160;    }</div>
<div class="line"><a name="l00713"></a><span class="lineno">  713</span>&#160;}</div>
<div class="line"><a name="l00714"></a><span class="lineno">  714</span>&#160; </div>
<div class="line"><a name="l00715"></a><span class="lineno">  715</span>&#160; </div>
<div class="line"><a name="l00716"></a><span class="lineno">  716</span>&#160; </div>
<div class="line"><a name="l00721"></a><span class="lineno"><a class="line" href="group__unittest.html#ga71856bb29e1a3aa9947a67d480902f9e">  721</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;setDiagonalOpElems&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00722"></a><span class="lineno">  722</span>&#160;    </div>
<div class="line"><a name="l00723"></a><span class="lineno">  723</span>&#160;    <span class="comment">// must be at least one amplitude per node</span></div>
<div class="line"><a name="l00724"></a><span class="lineno">  724</span>&#160;    <span class="keywordtype">int</span> minNumQb = <a class="code" href="group__testutilities.html#ga267884197cf7f1d428021cb12a57360c">calcLog2</a>(<a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a>);</div>
<div class="line"><a name="l00725"></a><span class="lineno">  725</span>&#160;    <span class="keywordflow">if</span> (minNumQb == 0)</div>
<div class="line"><a name="l00726"></a><span class="lineno">  726</span>&#160;        minNumQb = 1;</div>
<div class="line"><a name="l00727"></a><span class="lineno">  727</span>&#160;    </div>
<div class="line"><a name="l00728"></a><span class="lineno">  728</span>&#160;    <span class="comment">// try 10 valid number of qubits (even for validation)</span></div>
<div class="line"><a name="l00729"></a><span class="lineno">  729</span>&#160;    <span class="keywordtype">int</span> numQb = GENERATE_COPY( range(minNumQb, minNumQb+10) );</div>
<div class="line"><a name="l00730"></a><span class="lineno">  730</span>&#160;    <a class="code" href="structDiagonalOp.html">DiagonalOp</a> op = <a class="code" href="group__type.html#gaebf896dd8d5eeaf9fd896f6cc8e334fe">createDiagonalOp</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00731"></a><span class="lineno">  731</span>&#160;    </div>
<div class="line"><a name="l00732"></a><span class="lineno">  732</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00733"></a><span class="lineno">  733</span>&#160;    </div>
<div class="line"><a name="l00734"></a><span class="lineno">  734</span>&#160;        <span class="comment">// make entire array on every node</span></div>
<div class="line"><a name="l00735"></a><span class="lineno">  735</span>&#160;        <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> len = (1LL &lt;&lt; numQb);</div>
<div class="line"><a name="l00736"></a><span class="lineno">  736</span>&#160;        <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> reals[len];</div>
<div class="line"><a name="l00737"></a><span class="lineno">  737</span>&#160;        <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> imags[len];</div>
<div class="line"><a name="l00738"></a><span class="lineno">  738</span>&#160;        <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> n;</div>
<div class="line"><a name="l00739"></a><span class="lineno">  739</span>&#160;        <span class="keywordflow">for</span> (n=0; n&lt;len; n++) {</div>
<div class="line"><a name="l00740"></a><span class="lineno">  740</span>&#160;            reals[n] = (<a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>)    n;</div>
<div class="line"><a name="l00741"></a><span class="lineno">  741</span>&#160;            imags[n] = (<a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>) -2*n; <span class="comment">// (n - 2n i)</span></div>
<div class="line"><a name="l00742"></a><span class="lineno">  742</span>&#160;        }</div>
<div class="line"><a name="l00743"></a><span class="lineno">  743</span>&#160;        </div>
<div class="line"><a name="l00744"></a><span class="lineno">  744</span>&#160;        <span class="comment">// set one value at a time (only relevant nodes will update)</span></div>
<div class="line"><a name="l00745"></a><span class="lineno">  745</span>&#160;        <span class="keywordflow">for</span> (n=0; n&lt;len; n++)</div>
<div class="line"><a name="l00746"></a><span class="lineno">  746</span>&#160;            <a class="code" href="group__type.html#gafabb15a6c1cf49f8ecb67e1f35c77c1e">setDiagonalOpElems</a>(op, n, &amp;reals[n], &amp;imags[n], 1);</div>
<div class="line"><a name="l00747"></a><span class="lineno">  747</span>&#160;        </div>
<div class="line"><a name="l00748"></a><span class="lineno">  748</span>&#160;        <span class="comment">// check op.real and op.imag updated correctly </span></div>
<div class="line"><a name="l00749"></a><span class="lineno">  749</span>&#160;        REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(<a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(op), reals, imags) );</div>
<div class="line"><a name="l00750"></a><span class="lineno">  750</span>&#160;        </div>
<div class="line"><a name="l00751"></a><span class="lineno">  751</span>&#160;        <span class="comment">// no check that GPU values updated (occurs in initDiagonalOp)</span></div>
<div class="line"><a name="l00752"></a><span class="lineno">  752</span>&#160;    }</div>
<div class="line"><a name="l00753"></a><span class="lineno">  753</span>&#160;    SECTION( <span class="stringliteral">&quot;input validation&quot;</span> ) {</div>
<div class="line"><a name="l00754"></a><span class="lineno">  754</span>&#160;        </div>
<div class="line"><a name="l00755"></a><span class="lineno">  755</span>&#160;        <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> maxInd = (1LL &lt;&lt; numQb);</div>
<div class="line"><a name="l00756"></a><span class="lineno">  756</span>&#160;        <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *reals;</div>
<div class="line"><a name="l00757"></a><span class="lineno">  757</span>&#160;        <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *imags;</div>
<div class="line"><a name="l00758"></a><span class="lineno">  758</span>&#160;        </div>
<div class="line"><a name="l00759"></a><span class="lineno">  759</span>&#160;        SECTION( <span class="stringliteral">&quot;start index&quot;</span> ) {</div>
<div class="line"><a name="l00760"></a><span class="lineno">  760</span>&#160;            </div>
<div class="line"><a name="l00761"></a><span class="lineno">  761</span>&#160;            <span class="keywordtype">int</span> startInd = GENERATE_COPY( -1, maxInd );</div>
<div class="line"><a name="l00762"></a><span class="lineno">  762</span>&#160;            <span class="keywordtype">int</span> numAmps = 1;</div>
<div class="line"><a name="l00763"></a><span class="lineno">  763</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gafabb15a6c1cf49f8ecb67e1f35c77c1e">setDiagonalOpElems</a>(op, startInd, reals, imags, numAmps), Contains(<span class="stringliteral">&quot;Invalid element index&quot;</span>) );</div>
<div class="line"><a name="l00764"></a><span class="lineno">  764</span>&#160;        }</div>
<div class="line"><a name="l00765"></a><span class="lineno">  765</span>&#160;        </div>
<div class="line"><a name="l00766"></a><span class="lineno">  766</span>&#160;        SECTION( <span class="stringliteral">&quot;number of amplitudes&quot;</span> ) {</div>
<div class="line"><a name="l00767"></a><span class="lineno">  767</span>&#160;            </div>
<div class="line"><a name="l00768"></a><span class="lineno">  768</span>&#160;            <span class="comment">// independent</span></div>
<div class="line"><a name="l00769"></a><span class="lineno">  769</span>&#160;            <span class="keywordtype">int</span> startInd = 0;</div>
<div class="line"><a name="l00770"></a><span class="lineno">  770</span>&#160;            <span class="keywordtype">int</span> numAmps = GENERATE_COPY( -1, maxInd+1 );</div>
<div class="line"><a name="l00771"></a><span class="lineno">  771</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gafabb15a6c1cf49f8ecb67e1f35c77c1e">setDiagonalOpElems</a>(op, startInd, reals, imags, numAmps), Contains(<span class="stringliteral">&quot;Invalid number of elements&quot;</span>) );</div>
<div class="line"><a name="l00772"></a><span class="lineno">  772</span>&#160; </div>
<div class="line"><a name="l00773"></a><span class="lineno">  773</span>&#160;            <span class="comment">// invalid considering start-index</span></div>
<div class="line"><a name="l00774"></a><span class="lineno">  774</span>&#160;            startInd = maxInd - 1;</div>
<div class="line"><a name="l00775"></a><span class="lineno">  775</span>&#160;            numAmps = 2;</div>
<div class="line"><a name="l00776"></a><span class="lineno">  776</span>&#160;            REQUIRE_THROWS_WITH( <a class="code" href="group__type.html#gafabb15a6c1cf49f8ecb67e1f35c77c1e">setDiagonalOpElems</a>(op, startInd, reals, imags, numAmps), Contains(<span class="stringliteral">&quot;More elements given than exist&quot;</span>) );</div>
<div class="line"><a name="l00777"></a><span class="lineno">  777</span>&#160;        }</div>
<div class="line"><a name="l00778"></a><span class="lineno">  778</span>&#160;    }</div>
<div class="line"><a name="l00779"></a><span class="lineno">  779</span>&#160;    </div>
<div class="line"><a name="l00780"></a><span class="lineno">  780</span>&#160;    <a class="code" href="group__type.html#ga2c59f45fab56708f687b4104ee99bcd1">destroyDiagonalOp</a>(op, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00781"></a><span class="lineno">  781</span>&#160;}</div>
<div class="line"><a name="l00782"></a><span class="lineno">  782</span>&#160; </div>
<div class="line"><a name="l00783"></a><span class="lineno">  783</span>&#160; </div>
<div class="line"><a name="l00784"></a><span class="lineno">  784</span>&#160; </div>
<div class="line"><a name="l00789"></a><span class="lineno"><a class="line" href="group__unittest.html#ga781f7de088fc2e86f4097dfe84e9cbf1">  789</a></span>&#160;<a class="code" href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a>( <span class="stringliteral">&quot;syncDiagonalOp&quot;</span>, <span class="stringliteral">&quot;[data_structures]&quot;</span> ) {</div>
<div class="line"><a name="l00790"></a><span class="lineno">  790</span>&#160;    </div>
<div class="line"><a name="l00791"></a><span class="lineno">  791</span>&#160;    <span class="comment">// must be at least one amplitude per node</span></div>
<div class="line"><a name="l00792"></a><span class="lineno">  792</span>&#160;    <span class="keywordtype">int</span> minNumQb = <a class="code" href="group__testutilities.html#ga267884197cf7f1d428021cb12a57360c">calcLog2</a>(<a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a>);</div>
<div class="line"><a name="l00793"></a><span class="lineno">  793</span>&#160;    <span class="keywordflow">if</span> (minNumQb == 0)</div>
<div class="line"><a name="l00794"></a><span class="lineno">  794</span>&#160;        minNumQb = 1;</div>
<div class="line"><a name="l00795"></a><span class="lineno">  795</span>&#160;        </div>
<div class="line"><a name="l00796"></a><span class="lineno">  796</span>&#160;    SECTION( <span class="stringliteral">&quot;correctness&quot;</span> ) {</div>
<div class="line"><a name="l00797"></a><span class="lineno">  797</span>&#160;        </div>
<div class="line"><a name="l00798"></a><span class="lineno">  798</span>&#160;        <span class="comment">// try 10 valid number of qubits</span></div>
<div class="line"><a name="l00799"></a><span class="lineno">  799</span>&#160;        <span class="keywordtype">int</span> numQb = GENERATE_COPY( range(minNumQb, minNumQb+10) );</div>
<div class="line"><a name="l00800"></a><span class="lineno">  800</span>&#160;        <a class="code" href="structDiagonalOp.html">DiagonalOp</a> op = <a class="code" href="group__type.html#gaebf896dd8d5eeaf9fd896f6cc8e334fe">createDiagonalOp</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00801"></a><span class="lineno">  801</span>&#160;        </div>
<div class="line"><a name="l00802"></a><span class="lineno">  802</span>&#160;        <span class="comment">// check that changes get sync&#39;d to the GPU...</span></div>
<div class="line"><a name="l00803"></a><span class="lineno">  803</span>&#160;        <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> n;</div>
<div class="line"><a name="l00804"></a><span class="lineno">  804</span>&#160;        <span class="keywordflow">for</span> (n=0; n&lt;op.<a class="code" href="structDiagonalOp.html#a2c6eab631ef48b4978db026c98180eee">numElemsPerChunk</a>; n++) {</div>
<div class="line"><a name="l00805"></a><span class="lineno">  805</span>&#160;            op.<a class="code" href="structDiagonalOp.html#a1d66088bed235d524cd452b107694d5c">real</a>[n] = (<a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>)    n;</div>
<div class="line"><a name="l00806"></a><span class="lineno">  806</span>&#160;            op.<a class="code" href="structDiagonalOp.html#a85c3f52533efe831bbe40b9a48602388">imag</a>[n] = (<a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>) -2*n; <span class="comment">// (n - 2n i)</span></div>
<div class="line"><a name="l00807"></a><span class="lineno">  807</span>&#160;        }</div>
<div class="line"><a name="l00808"></a><span class="lineno">  808</span>&#160;        <a class="code" href="group__type.html#gab75d5cdc622d2778bad24e3a8130aab9">syncDiagonalOp</a>(op);</div>
<div class="line"><a name="l00809"></a><span class="lineno">  809</span>&#160;        </div>
<div class="line"><a name="l00810"></a><span class="lineno">  810</span>&#160;        <span class="comment">// via if it modifies an all-unity state-vec correctly </span></div>
<div class="line"><a name="l00811"></a><span class="lineno">  811</span>&#160;        <a class="code" href="structQureg.html">Qureg</a> qureg = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(numQb, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00812"></a><span class="lineno">  812</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> i=0; i&lt;qureg.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>; i++) {</div>
<div class="line"><a name="l00813"></a><span class="lineno">  813</span>&#160;            qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real[i] = 1;</div>
<div class="line"><a name="l00814"></a><span class="lineno">  814</span>&#160;            qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag[i] = 1;</div>
<div class="line"><a name="l00815"></a><span class="lineno">  815</span>&#160;        }</div>
<div class="line"><a name="l00816"></a><span class="lineno">  816</span>&#160;        <a class="code" href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a>(qureg);</div>
<div class="line"><a name="l00817"></a><span class="lineno">  817</span>&#160;        </div>
<div class="line"><a name="l00818"></a><span class="lineno">  818</span>&#160;        <span class="comment">// (n - 2n i) * (1 + 1i) = 3n - n*i</span></div>
<div class="line"><a name="l00819"></a><span class="lineno">  819</span>&#160;        <a class="code" href="group__operator.html#gad2e953390342cd361cfb4064d47715e6">applyDiagonalOp</a>(qureg, op);</div>
<div class="line"><a name="l00820"></a><span class="lineno">  820</span>&#160;        <a class="code" href="group__debug.html#ga924ef2dbda6b733b4041270077c76ece">copyStateFromGPU</a>(qureg);</div>
<div class="line"><a name="l00821"></a><span class="lineno">  821</span>&#160;        <span class="keywordflow">for</span> (n=0; n&lt;qureg.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>; n++) {</div>
<div class="line"><a name="l00822"></a><span class="lineno">  822</span>&#160;            REQUIRE( qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real[n] == 3*n );</div>
<div class="line"><a name="l00823"></a><span class="lineno">  823</span>&#160;            REQUIRE( qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag[n] == -n );</div>
<div class="line"><a name="l00824"></a><span class="lineno">  824</span>&#160;        }</div>
<div class="line"><a name="l00825"></a><span class="lineno">  825</span>&#160;        </div>
<div class="line"><a name="l00826"></a><span class="lineno">  826</span>&#160;        <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(qureg, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00827"></a><span class="lineno">  827</span>&#160;        <a class="code" href="group__type.html#ga2c59f45fab56708f687b4104ee99bcd1">destroyDiagonalOp</a>(op, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00828"></a><span class="lineno">  828</span>&#160;    }</div>
<div class="line"><a name="l00829"></a><span class="lineno">  829</span>&#160;}</div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="agroup__type_html_ga1c703cf89629e4e9c7023cd402d67028"><div class="ttname"><a href="group__type.html#ga1c703cf89629e4e9c7023cd402d67028">pauliOpType</a></div><div class="ttdeci">pauliOpType</div><div class="ttdoc">Codes for specifying Pauli operators.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00096">QuEST.h:96</a></div></div>
<div class="ttc" id="agroup__debug_html_ga924ef2dbda6b733b4041270077c76ece"><div class="ttname"><a href="group__debug.html#ga924ef2dbda6b733b4041270077c76ece">copyStateFromGPU</a></div><div class="ttdeci">void copyStateFromGPU(Qureg qureg)</div><div class="ttdoc">In GPU mode, this copies the state-vector (or density matrix) from GPU memory (qureg....</div><div class="ttdef"><b>Definition:</b> <a href="QuEST__cpu_8c_source.html#l00039">QuEST_cpu.c:39</a></div></div>
<div class="ttc" id="agroup__type_html_gadbe6701dda1d49168f2f23253e370a7a"><div class="ttname"><a href="group__type.html#gadbe6701dda1d49168f2f23253e370a7a">initPauliHamil</a></div><div class="ttdeci">void initPauliHamil(PauliHamil hamil, qreal *coeffs, enum pauliOpType *codes)</div><div class="ttdoc">Initialise a PauliHamil instance with the given term coefficients and Pauli codes (one for every qubi...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01253">QuEST.c:1253</a></div></div>
<div class="ttc" id="amain_8cpp_html_a718130cc1fc36cde991aff3d4c85c47d"><div class="ttname"><a href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a></div><div class="ttdeci">QuESTEnv QUEST_ENV</div><div class="ttdoc">The global QuESTEnv instance, to be created and destroyed once in this main(), so that the MPI enviro...</div><div class="ttdef"><b>Definition:</b> <a href="main_8cpp_source.html#l00020">main.cpp:20</a></div></div>
<div class="ttc" id="agroup__type_html_ga3cf635d2b2e57226c8d5a777f513367e"><div class="ttname"><a href="group__type.html#ga3cf635d2b2e57226c8d5a777f513367e">fromComplex</a></div><div class="ttdeci">#define fromComplex(comp)</div></div>
<div class="ttc" id="agroup__type_html_gga1c703cf89629e4e9c7023cd402d67028a085c85cff6ba79c52d8b1e61c42ddddf"><div class="ttname"><a href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a085c85cff6ba79c52d8b1e61c42ddddf">PAULI_Z</a></div><div class="ttdeci">@ PAULI_Z</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00096">QuEST.h:96</a></div></div>
<div class="ttc" id="astructQuESTEnv_html_aa648bb336cf8598467cb62db00b9cee8"><div class="ttname"><a href="structQuESTEnv.html#aa648bb336cf8598467cb62db00b9cee8">QuESTEnv::rank</a></div><div class="ttdeci">int rank</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00244">QuEST.h:244</a></div></div>
<div class="ttc" id="agroup__type_html_ga9df2f3d86be4a6e9aad481665e5e6753"><div class="ttname"><a href="group__type.html#ga9df2f3d86be4a6e9aad481665e5e6753">destroyComplexMatrixN</a></div><div class="ttdeci">void destroyComplexMatrixN(ComplexMatrixN m)</div><div class="ttdoc">Destroy a ComplexMatrixN instance created with createComplexMatrixN()</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01120">QuEST.c:1120</a></div></div>
<div class="ttc" id="astructDiagonalOp_html_ada3bffa8e414f883e415dd74e46cd879"><div class="ttname"><a href="structDiagonalOp.html#ada3bffa8e414f883e415dd74e46cd879">DiagonalOp::numChunks</a></div><div class="ttdeci">int numChunks</div><div class="ttdoc">The number of nodes between which the elements of this operator are split.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00185">QuEST.h:185</a></div></div>
<div class="ttc" id="agroup__type_html_gga1c703cf89629e4e9c7023cd402d67028a63800f45b01ccc2608f754aee850bf4a"><div class="ttname"><a href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a63800f45b01ccc2608f754aee850bf4a">PAULI_I</a></div><div class="ttdeci">@ PAULI_I</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00096">QuEST.h:96</a></div></div>
<div class="ttc" id="agroup__unittest_html_ga2f0067941939643bc87b445995fc873c"><div class="ttname"><a href="group__unittest.html#ga2f0067941939643bc87b445995fc873c">TEST_CASE</a></div><div class="ttdeci">TEST_CASE(&quot;fromComplex&quot;, &quot;[data_structures]&quot;)</div><div class="ttdef"><b>Definition:</b> <a href="test__data__structures_8cpp_source.html#l00015">test_data_structures.cpp:15</a></div></div>
<div class="ttc" id="agroup__type_html_ga815103261fb22ea9690e1427571df00e"><div class="ttname"><a href="group__type.html#ga815103261fb22ea9690e1427571df00e">createComplexMatrixN</a></div><div class="ttdeci">ComplexMatrixN createComplexMatrixN(int numQubits)</div><div class="ttdoc">Create (dynamically) a square complex matrix which can be passed to the multi-qubit general unitary f...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01099">QuEST.c:1099</a></div></div>
<div class="ttc" id="agroup__type_html_gab75d5cdc622d2778bad24e3a8130aab9"><div class="ttname"><a href="group__type.html#gab75d5cdc622d2778bad24e3a8130aab9">syncDiagonalOp</a></div><div class="ttdeci">void syncDiagonalOp(DiagonalOp op)</div><div class="ttdoc">Copy the elements in DiagonalOp op.real and op.imag to the persisent GPU memory.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01280">QuEST.c:1280</a></div></div>
<div class="ttc" id="agroup__type_html_ga2c59f45fab56708f687b4104ee99bcd1"><div class="ttname"><a href="group__type.html#ga2c59f45fab56708f687b4104ee99bcd1">destroyDiagonalOp</a></div><div class="ttdeci">void destroyDiagonalOp(DiagonalOp op, QuESTEnv env)</div><div class="ttdoc">Destroys a DiagonalOp created with createDiagonalOp(), freeing its memory.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01273">QuEST.c:1273</a></div></div>
<div class="ttc" id="autilities_8hpp_html_a2f52338126bb8cdf7fcf68eaf01c546a"><div class="ttname"><a href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a></div><div class="ttdeci">#define NUM_QUBITS</div><div class="ttdoc">The default number of qubits in the registers created for unit testing (both statevectors and density...</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8hpp_source.html#l00036">utilities.hpp:36</a></div></div>
<div class="ttc" id="aQuEST_8h_html"><div class="ttname"><a href="QuEST_8h.html">QuEST.h</a></div></div>
<div class="ttc" id="astructDiagonalOp_html_aa91713a22c95a383bba55e56c4a4e37a"><div class="ttname"><a href="structDiagonalOp.html#aa91713a22c95a383bba55e56c4a4e37a">DiagonalOp::chunkId</a></div><div class="ttdeci">int chunkId</div><div class="ttdoc">The position of the chunk of the operator held by this process in the full operator.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00187">QuEST.h:187</a></div></div>
<div class="ttc" id="astructQuESTEnv_html"><div class="ttname"><a href="structQuESTEnv.html">QuESTEnv</a></div><div class="ttdoc">Information about the environment the program is running in.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00242">QuEST.h:242</a></div></div>
<div class="ttc" id="agroup__type_html_gaa77376c5e3518186eb085f37826d6008"><div class="ttname"><a href="group__type.html#gaa77376c5e3518186eb085f37826d6008">createPauliHamilFromFile</a></div><div class="ttdeci">PauliHamil createPauliHamilFromFile(char *fn)</div><div class="ttdoc">Create a PauliHamil instance, a real-weighted sum of products of Pauli operators, populated with the ...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01169">QuEST.c:1169</a></div></div>
<div class="ttc" id="agroup__type_html_gafabb15a6c1cf49f8ecb67e1f35c77c1e"><div class="ttname"><a href="group__type.html#gafabb15a6c1cf49f8ecb67e1f35c77c1e">setDiagonalOpElems</a></div><div class="ttdeci">void setDiagonalOpElems(DiagonalOp op, long long int startInd, qreal *real, qreal *imag, long long int numElems)</div><div class="ttdoc">Modifies a subset (starting at index startInd) of the elements in DiagonalOp op with the given elemen...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01292">QuEST.c:1292</a></div></div>
<div class="ttc" id="astructComplexMatrixN_html"><div class="ttname"><a href="structComplexMatrixN.html">ComplexMatrixN</a></div><div class="ttdoc">Represents a general 2^N by 2^N matrix of complex numbers.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00136">QuEST.h:136</a></div></div>
<div class="ttc" id="agroup__type_html_ga7740e349b4f8bae6451547680f0ce2d6"><div class="ttname"><a href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a></div><div class="ttdeci">#define qreal</div></div>
<div class="ttc" id="agroup__testutilities_html_ga253946523907014c4f198d2bb38d4913"><div class="ttname"><a href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a></div><div class="ttdeci">QMatrix toQMatrix(ComplexMatrix2 src)</div><div class="ttdoc">Returns a copy of the given 2-by-2 matrix.</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8cpp_source.html#l00869">utilities.cpp:869</a></div></div>
<div class="ttc" id="agroup__testutilities_html_ga267884197cf7f1d428021cb12a57360c"><div class="ttname"><a href="group__testutilities.html#ga267884197cf7f1d428021cb12a57360c">calcLog2</a></div><div class="ttdeci">unsigned int calcLog2(long unsigned int num)</div><div class="ttdoc">returns log2 of numbers which must be gauranteed to be 2^n</div><div class="ttdef"><b>Definition:</b> <a href="QuEST__validation_8c_source.html#l00292">QuEST_validation.c:292</a></div></div>
<div class="ttc" id="agroup__type_html_gga1c703cf89629e4e9c7023cd402d67028a7abac7bb5b71e17382014c443244ad5c"><div class="ttname"><a href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a7abac7bb5b71e17382014c443244ad5c">PAULI_X</a></div><div class="ttdeci">@ PAULI_X</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00096">QuEST.h:96</a></div></div>
<div class="ttc" id="astructQureg_html_a0a86e8a50ea8c998b4a0a6640c5a1218"><div class="ttname"><a href="structQureg.html#a0a86e8a50ea8c998b4a0a6640c5a1218">Qureg::numQubitsInStateVec</a></div><div class="ttdeci">int numQubitsInStateVec</div><div class="ttdoc">Number of qubits in the state-vector - this is double the number represented for mixed states.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00210">QuEST.h:210</a></div></div>
<div class="ttc" id="agroup__testutilities_html_ga11c465ce1a5c238946a9e09d61c94c58"><div class="ttname"><a href="group__testutilities.html#ga11c465ce1a5c238946a9e09d61c94c58">setRandomPauliSum</a></div><div class="ttdeci">void setRandomPauliSum(qreal *coeffs, pauliOpType *codes, int numQubits, int numTerms)</div><div class="ttdoc">Populates the coeffs array with random qreals in (-5, 5), and populates codes with random Pauli codes...</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8cpp_source.html#l01054">utilities.cpp:1054</a></div></div>
<div class="ttc" id="agroup__testutilities_html_gac9263a65c96a458b810b20baa81c5b94"><div class="ttname"><a href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a></div><div class="ttdeci">std::vector&lt; qcomp &gt; QVector</div><div class="ttdoc">A complex vector, which can be zero-initialised with QVector(numAmps).</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8hpp_source.html#l00060">utilities.hpp:60</a></div></div>
<div class="ttc" id="astructDiagonalOp_html_a85c3f52533efe831bbe40b9a48602388"><div class="ttname"><a href="structDiagonalOp.html#a85c3f52533efe831bbe40b9a48602388">DiagonalOp::imag</a></div><div class="ttdeci">qreal * imag</div><div class="ttdoc">The imaginary values of the 2^numQubits complex elements.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00191">QuEST.h:191</a></div></div>
<div class="ttc" id="agroup__testutilities_html_gade0e7c37811a69f1c21c88c11943a19f"><div class="ttname"><a href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a></div><div class="ttdeci">QVector toQVector(Qureg qureg)</div><div class="ttdoc">Returns an equal-size copy of the given state-vector qureg.</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8cpp_source.html#l00938">utilities.cpp:938</a></div></div>
<div class="ttc" id="astructQureg_html_ab0ea0358482b62f43fdd781469607d97"><div class="ttname"><a href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">Qureg::numAmpsPerChunk</a></div><div class="ttdeci">long long int numAmpsPerChunk</div><div class="ttdoc">Number of probability amplitudes held in stateVec by this process In the non-MPI version,...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00213">QuEST.h:213</a></div></div>
<div class="ttc" id="agroup__operator_html_gad2e953390342cd361cfb4064d47715e6"><div class="ttname"><a href="group__operator.html#gad2e953390342cd361cfb4064d47715e6">applyDiagonalOp</a></div><div class="ttdeci">void applyDiagonalOp(Qureg qureg, DiagonalOp op)</div><div class="ttdoc">Apply a diagonal complex operator, which is possibly non-unitary and non-Hermitian,...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00887">QuEST.c:887</a></div></div>
<div class="ttc" id="astructPauliHamil_html_ac1c6c9f6299cf83bbba88123216c3cac"><div class="ttname"><a href="structPauliHamil.html#ac1c6c9f6299cf83bbba88123216c3cac">PauliHamil::termCoeffs</a></div><div class="ttdeci">qreal * termCoeffs</div><div class="ttdoc">The coefficient of each Pauli product. This is a length numSumTerms array.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00164">QuEST.h:164</a></div></div>
<div class="ttc" id="agroup__type_html_gad863c5878a01051a2726ce94bf365428"><div class="ttname"><a href="group__type.html#gad863c5878a01051a2726ce94bf365428">qcomp</a></div><div class="ttdeci">#define qcomp</div></div>
<div class="ttc" id="astructPauliHamil_html_a4b8d38c403553c07ceddcd40c46ce6c8"><div class="ttname"><a href="structPauliHamil.html#a4b8d38c403553c07ceddcd40c46ce6c8">PauliHamil::pauliCodes</a></div><div class="ttdeci">enum pauliOpType * pauliCodes</div><div class="ttdoc">The Pauli operators acting on each qubit, flattened over every operator.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00162">QuEST.h:162</a></div></div>
<div class="ttc" id="agroup__debug_html_ga11448560006dd165128e404b54ebb2f7"><div class="ttname"><a href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a></div><div class="ttdeci">void copyStateToGPU(Qureg qureg)</div><div class="ttdoc">In GPU mode, this copies the state-vector (or density matrix) from RAM (qureg.stateVec) to VRAM / GPU...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST__cpu_8c_source.html#l00036">QuEST_cpu.c:36</a></div></div>
<div class="ttc" id="agroup__type_html_gab54c5a1ea720830a7ee394d03fb9f4e9"><div class="ttname"><a href="group__type.html#gab54c5a1ea720830a7ee394d03fb9f4e9">toComplex</a></div><div class="ttdeci">#define toComplex(scalar)</div></div>
<div class="ttc" id="astructQuESTEnv_html_af22aacd7c9905accae28484785c193b4"><div class="ttname"><a href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">QuESTEnv::numRanks</a></div><div class="ttdeci">int numRanks</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00245">QuEST.h:245</a></div></div>
<div class="ttc" id="astructDiagonalOp_html_a5131eeb67aafb4c19ac98270c3266742"><div class="ttname"><a href="structDiagonalOp.html#a5131eeb67aafb4c19ac98270c3266742">DiagonalOp::numQubits</a></div><div class="ttdeci">int numQubits</div><div class="ttdoc">The number of qubits this operator can act on (informing its size)</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00181">QuEST.h:181</a></div></div>
<div class="ttc" id="astructPauliHamil_html_a737e46b40ef8990cf004d22eb9dbe2e4"><div class="ttname"><a href="structPauliHamil.html#a737e46b40ef8990cf004d22eb9dbe2e4">PauliHamil::numSumTerms</a></div><div class="ttdeci">int numSumTerms</div><div class="ttdoc">The number of terms in the weighted sum, or the number of Pauli products.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00166">QuEST.h:166</a></div></div>
<div class="ttc" id="astructDiagonalOp_html"><div class="ttname"><a href="structDiagonalOp.html">DiagonalOp</a></div><div class="ttdoc">Represents a diagonal complex operator on the full Hilbert state of a Qureg.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00178">QuEST.h:178</a></div></div>
<div class="ttc" id="agroup__type_html_gga1c703cf89629e4e9c7023cd402d67028a2c64a9aaee27f6bcfef894d159e759bd"><div class="ttname"><a href="group__type.html#gga1c703cf89629e4e9c7023cd402d67028a2c64a9aaee27f6bcfef894d159e759bd">PAULI_Y</a></div><div class="ttdeci">@ PAULI_Y</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00096">QuEST.h:96</a></div></div>
<div class="ttc" id="astructPauliHamil_html"><div class="ttname"><a href="structPauliHamil.html">PauliHamil</a></div><div class="ttdoc">Represents a weighted sum of pauli products.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00158">QuEST.h:158</a></div></div>
<div class="ttc" id="agroup__type_html_ga8e1e6ad3254892edc2ee08712ea9d692"><div class="ttname"><a href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a></div><div class="ttdeci">void destroyQureg(Qureg qureg, QuESTEnv env)</div><div class="ttdoc">Deallocate a Qureg object representing a set of qubits.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00077">QuEST.c:77</a></div></div>
<div class="ttc" id="astructComplexMatrixN_html_a446e8a077597e4f76049d547df0c9738"><div class="ttname"><a href="structComplexMatrixN.html#a446e8a077597e4f76049d547df0c9738">ComplexMatrixN::real</a></div><div class="ttdeci">qreal ** real</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00139">QuEST.h:139</a></div></div>
<div class="ttc" id="astructQureg_html"><div class="ttname"><a href="structQureg.html">Qureg</a></div><div class="ttdoc">Represents a system of qubits.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00203">QuEST.h:203</a></div></div>
<div class="ttc" id="agroup__type_html_ga12a6c59ebbfba8bdb9453a4138027d46"><div class="ttname"><a href="group__type.html#ga12a6c59ebbfba8bdb9453a4138027d46">initDiagonalOp</a></div><div class="ttdeci">void initDiagonalOp(DiagonalOp op, qreal *real, qreal *imag)</div><div class="ttdoc">Updates the entire DiagonalOp op with the given elements, of which there must be 2^op....</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01286">QuEST.c:1286</a></div></div>
<div class="ttc" id="astructQureg_html_a441e4cacef6bd17adb9813c7442d42fe"><div class="ttname"><a href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">Qureg::stateVec</a></div><div class="ttdeci">ComplexArray stateVec</div><div class="ttdoc">Computational state amplitudes - a subset thereof in the MPI version.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00222">QuEST.h:222</a></div></div>
<div class="ttc" id="astructDiagonalOp_html_a2c6eab631ef48b4978db026c98180eee"><div class="ttname"><a href="structDiagonalOp.html#a2c6eab631ef48b4978db026c98180eee">DiagonalOp::numElemsPerChunk</a></div><div class="ttdeci">long long int numElemsPerChunk</div><div class="ttdoc">The number of the 2^numQubits amplitudes stored on each distributed node.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00183">QuEST.h:183</a></div></div>
<div class="ttc" id="astructQureg_html_acf78445e9435d09f44f0cc832c6aee79"><div class="ttname"><a href="structQureg.html#acf78445e9435d09f44f0cc832c6aee79">Qureg::isDensityMatrix</a></div><div class="ttdeci">int isDensityMatrix</div><div class="ttdoc">Whether this instance is a density-state representation.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00206">QuEST.h:206</a></div></div>
<div class="ttc" id="agroup__type_html_gabd07eee133dcd4e6ae7c2d2ce4c42978"><div class="ttname"><a href="group__type.html#gabd07eee133dcd4e6ae7c2d2ce4c42978">createCloneQureg</a></div><div class="ttdeci">Qureg createCloneQureg(Qureg qureg, QuESTEnv env)</div><div class="ttdoc">Create a new Qureg which is an exact clone of the passed qureg, which can be either a statevector or ...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00064">QuEST.c:64</a></div></div>
<div class="ttc" id="agroup__testutilities_html_gabbc686f5f40eff22e08a2b2012ac4e41"><div class="ttname"><a href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a></div><div class="ttdeci">std::vector&lt; std::vector&lt; qcomp &gt; &gt; QMatrix</div><div class="ttdoc">A complex square matrix.</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8hpp_source.html#l00049">utilities.hpp:49</a></div></div>
<div class="ttc" id="astructPauliHamil_html_acb49fff0e3160ea1904c9ca34408b4e1"><div class="ttname"><a href="structPauliHamil.html#acb49fff0e3160ea1904c9ca34408b4e1">PauliHamil::numQubits</a></div><div class="ttdeci">int numQubits</div><div class="ttdoc">The number of qubits for which this Hamiltonian is defined.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00168">QuEST.h:168</a></div></div>
<div class="ttc" id="astructQureg_html_ad08dff5316b8937f4b2a1417591543dc"><div class="ttname"><a href="structQureg.html#ad08dff5316b8937f4b2a1417591543dc">Qureg::numQubitsRepresented</a></div><div class="ttdeci">int numQubitsRepresented</div><div class="ttdoc">The number of qubits represented in either the state-vector or density matrix.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00208">QuEST.h:208</a></div></div>
<div class="ttc" id="astructQureg_html_adef4935cac95763c29164cf99b144ed4"><div class="ttname"><a href="structQureg.html#adef4935cac95763c29164cf99b144ed4">Qureg::numAmpsTotal</a></div><div class="ttdeci">long long int numAmpsTotal</div><div class="ttdoc">Total number of amplitudes, which are possibly distributed among machines.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00215">QuEST.h:215</a></div></div>
<div class="ttc" id="astructDiagonalOp_html_a1d66088bed235d524cd452b107694d5c"><div class="ttname"><a href="structDiagonalOp.html#a1d66088bed235d524cd452b107694d5c">DiagonalOp::real</a></div><div class="ttdeci">qreal * real</div><div class="ttdoc">The real values of the 2^numQubits complex elements.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00189">QuEST.h:189</a></div></div>
<div class="ttc" id="astructComplex_html_ab5b2e2eca02131fc74b289a83636cbe3"><div class="ttname"><a href="structComplex.html#ab5b2e2eca02131fc74b289a83636cbe3">Complex::real</a></div><div class="ttdeci">qreal real</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00105">QuEST.h:105</a></div></div>
<div class="ttc" id="agroup__type_html_ga3392816c0643414165c2f5caeec17df0"><div class="ttname"><a href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a></div><div class="ttdeci">Qureg createQureg(int numQubits, QuESTEnv env)</div><div class="ttdoc">Create a Qureg object representing a set of qubits which will remain in a pure state.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00036">QuEST.c:36</a></div></div>
<div class="ttc" id="agroup__type_html_gac1c8ed909b33bd55ae680901006051b6"><div class="ttname"><a href="group__type.html#gac1c8ed909b33bd55ae680901006051b6">destroyPauliHamil</a></div><div class="ttdeci">void destroyPauliHamil(PauliHamil h)</div><div class="ttdoc">Destroy a PauliHamil instance, created with either createPauliHamil() or createPauliHamilFromFile().</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01163">QuEST.c:1163</a></div></div>
<div class="ttc" id="astructComplex_html_a84f5439aad0ef495efdd3b4c1c02d27e"><div class="ttname"><a href="structComplex.html#a84f5439aad0ef495efdd3b4c1c02d27e">Complex::imag</a></div><div class="ttdeci">qreal imag</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00106">QuEST.h:106</a></div></div>
<div class="ttc" id="agroup__testutilities_html_ga6ccbb15b0f234e926be96a153181b63a"><div class="ttname"><a href="group__testutilities.html#ga6ccbb15b0f234e926be96a153181b63a">getZeroMatrix</a></div><div class="ttdeci">QMatrix getZeroMatrix(size_t dim)</div><div class="ttdoc">Returns a dim-by-dim square complex matrix, initialised to all zeroes.</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8cpp_source.html#l00143">utilities.cpp:143</a></div></div>
<div class="ttc" id="astructComplex_html"><div class="ttname"><a href="structComplex.html">Complex</a></div><div class="ttdoc">Represents one complex number.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00103">QuEST.h:103</a></div></div>
<div class="ttc" id="agroup__testutilities_html_ga45cc399adad2e2a67b0124851189fae5"><div class="ttname"><a href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a></div><div class="ttdeci">bool areEqual(QVector a, QVector b)</div><div class="ttdoc">Returns true if the absolute value of the difference between every amplitude in vectors a and b is le...</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8cpp_source.html#l00387">utilities.cpp:387</a></div></div>
<div class="ttc" id="agroup__type_html_ga93e55b6650b408abb30a1d4a8bce757c"><div class="ttname"><a href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a></div><div class="ttdeci">Qureg createDensityQureg(int numQubits, QuESTEnv env)</div><div class="ttdoc">Create a Qureg for qubits which are represented by a density matrix, and can be in mixed states.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00050">QuEST.c:50</a></div></div>
<div class="ttc" id="agroup__type_html_ga35b28710877c462927366fa602e591cb"><div class="ttname"><a href="group__type.html#ga35b28710877c462927366fa602e591cb">createPauliHamil</a></div><div class="ttdeci">PauliHamil createPauliHamil(int numQubits, int numSumTerms)</div><div class="ttdoc">Create a PauliHamil instance, which is a Hamiltonian expressed as a real-weighted sum of products of ...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01147">QuEST.c:1147</a></div></div>
<div class="ttc" id="autilities_8hpp_html"><div class="ttname"><a href="utilities_8hpp.html">utilities.hpp</a></div></div>
<div class="ttc" id="agroup__type_html_gaebf896dd8d5eeaf9fd896f6cc8e334fe"><div class="ttname"><a href="group__type.html#gaebf896dd8d5eeaf9fd896f6cc8e334fe">createDiagonalOp</a></div><div class="ttdeci">DiagonalOp createDiagonalOp(int numQubits, QuESTEnv env)</div><div class="ttdoc">Creates a DiagonalOp representing a diagonal operator on the full Hilbert space of a Qureg.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01267">QuEST.c:1267</a></div></div>
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